Golf ball marker



FIG. 1 is a front perspective view of the golf ball marker;

FIG. 2 is a front view of the golf ball marker;

FIG. 3 is a rear view of the golf ball marker;

FIG. 4 is a top side view of the golf ball marker;

FIG. 5 is a bottom side view of the golf ball marker;

FIG. 6 is a left view of the golf ball marker;

FIG. 7 is a right view of the golf ball marker; and,

FIG. 8 is a front perspective view of the golf ball marker.

The dotted lines shown in FIG. 8 are environmental only and form no part of the claimed design. 

CLAIM The ornamental design for a golf ball marker, as shown and described. 